US Capitol Visitor Center
U.s. Capitol Visitor Center: 1820 1861: Holding the Union Together
American history from 1820-1861 is interwoven with the history of the Capitol as it was expanded to accommodate a growing government body. A timeline of significant events in the debates over slavery, the addition of free and slave...
US National Archives
Our Documents: A National Initiative on American History, Civics, and Service
Our Documents is home to one hundred milestone documents that influenced that course of American history and American democracy. Includes full-page scans of each document, transcriptions, background information on their significance, and...
PBS
Pbs: Bleeding Kansas 1853 1861
This site details events surrounding the era known as "Bleeding Kansas" due to the conflict surrounding slavery in what is now Kansas.
Curated OER
Etc: Maps Etc: The United States, September, 1850
A map of the United States at the time of the passing of the Compromise of 1850 (September, 1850). This compromise was a series of bills attempting to resolve territorial and slavery issues raised by the Missouri Compromise (1820) and...
Wikimedia
Wikipedia: Henry Clay
An in-depth biography on American statesman and orator Henry Clay which lists his numerous life accomplishments as well as a discussion of his political life. Content includes information on his "American System," his views on slavery,...
American Battlefield Trust
American Battlefield Trust: Civil War: Trigger Events of the Civil War
A list with descriptions of the major events that led up to the outbreak of the Civil War.
University of Groningen
American History: Documents: Dred Scott Case
Here you will find the primary source text of the case and the opinions of the Supreme Court Justices in the Scott v Sandford case which ultimately ruled on the constitutionality of the Missouri Compromise.
Curated OER
Etc: Slavery and Slave Trade, 1830 1850
A map of the United States during the period of 1850 to 1850 showing the effects of slavery, the slave trade, and the abolition movement on territorial development. The map uses colored patterns to indicate the areas and phases of...
Curated OER
Etc: Slavery and the Slave Trade, 1830 1850
A map of the United States during the period of 1850 to 1850 showing the effects of slavery, the slave trade, and the abolition movement on territorial development. The map uses colored patterns to indicate the areas and phases of...
Curated OER
Etc: Maps Etc: United States and the Slavery Prohibition Issue, 1850
A map of the United States and territories at the time of the slavery prohibition issue in 1850, after the Missouri Compromise of 1820. The map is color-coded to show the areas where slavery was prohibited by State Law, slavery was...
Illinois Institute of Technology
Oyez Project: Dred Scott v. Sandford (1857)
This U.S. Supreme Court case dealt with the issues of slavery, citizenship, and property rights. It is detailed with an abstract providing a concise summary and a record of the justices that sat on the Court at that time.